package com.example.demo.config;

import org.springframework.web.servlet.HandlerInterceptor;
import org.springframework.web.servlet.config.annotation.InterceptorRegistry;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

public class loginInterceptor implements HandlerInterceptor {

    @Override
    public boolean preHandle(HttpServletRequest request, HttpServletResponse response, Object handler) throws Exception {

        HttpSession session=request.getSession(false);
        if(session!= null && session.getAttribute("userinfo")!=null)
        {
            return true;
        }
        //response.sendRedirect("/login.html");
        return false;
        //return HandlerInterceptor.super.preHandle(request, response, handler);
    }



}
